CN213775782U

CN213775782U - Energy-saving supersonic speed fan

Info

Publication number: CN213775782U
Application number: CN202023021326.2U
Authority: CN
Inventors: 椤惧己; 顾强
Original assignee: Shanghai Abduction Energy Conservation And Environmental Protection Technology Co ltd
Current assignee: Shanghai Abduction Energy Conservation And Environmental Protection Technology Co ltd
Priority date: 2020-12-15
Filing date: 2020-12-15
Publication date: 2021-07-23
Anticipated expiration: 2030-12-15

Abstract

The utility model discloses an energy-saving supersonic fan, which comprises a cylinder, wherein flange rings are fixedly sleeved on the outer walls of the two ends of the cylinder, a flow guide pipe is fixedly embedded in the inner part of one end of the cylinder, a cone opening is arranged on the inner wall of the other end of the cylinder, a tripod is fixedly embedded on the inner wall of the cone opening, a central rotating shaft is rotatably connected between the tripod and the end wall of the cylinder, a plurality of fan blades are fixedly connected on the outer wall of one end of the central rotating shaft, a plurality of wall grooves are uniformly arranged on the outer wall of the middle part of the cylinder, a baffle is fixedly embedded outside one end of each wall groove, and an epitaxial plate is fixedly connected on the outer wall of the cylinder and positioned on the two sides of each wall groove respectively. After the rotational flow is pressurized by the conical opening, a larger air exhaust pressure can be formed at the position of the air opening.

Description

Energy-saving supersonic speed fan

Technical Field

The utility model relates to a fan, in particular to energy-saving supersonic speed fan belongs to the fan field.

Background

The fan is a common abbreviation for gas compression and gas conveying machinery in China, the fan generally comprises a fan, a blower, a wind driven generator and the like, the wind driven generator is a machine for converting rotating mechanical energy into gas pressure energy and kinetic energy and conveying gas out, main structural components of the fan are an impeller, a shell, an air inlet, a support, a motor, a belt pulley, a coupling, a silencer, a transmission part (bearing) and the like, and the unpowered fan utilizes natural wind power and air heat convection caused by indoor and outdoor temperature difference to push a turbine to rotate so as to discharge stale hot air indoors by utilizing centrifugal force and negative pressure effect.

Supersonic fans need to meet the requirements of higher air exhaust pressure and air output compared with traditional fans, and common fan structures are all straight-barrel structures, so that the rotation of fan blades can be subjected to higher resistance of air, the electric energy waste can be caused, and the performance of the fans can be seriously influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an energy-saving supersonic speed fan to the ordinary fan structure that proposes in solving above-mentioned background art is straight cylinder structure, and the rotation of fan blade can receive the great resistance of air like this, can cause the electric energy extravagant, also can seriously influence the problem of fan performance.

In order to achieve the above object, the utility model provides a following technical scheme: an energy-saving supersonic fan comprises a cylinder, wherein flange rings are fixedly sleeved on the outer walls of two ends of the cylinder, a flow guide pipe is fixedly embedded in one end of the cylinder, a conical opening is formed in the inner wall of the other end of the cylinder, a tripod is fixedly embedded in the inner wall of the conical opening, a central rotating shaft is rotatably connected between the tripod and the end wall of the cylinder, a plurality of fan blades are fixedly connected on the outer wall of one end of the central rotating shaft, a plurality of wall grooves are uniformly formed in the outer wall of the middle of the cylinder, a partition plate is fixedly embedded in the outer side of one end of each wall groove, epitaxial plates are fixedly connected on two sides of each wall groove and positioned on the outer wall of the cylinder, a fixing rod and a positioning rod are fixedly connected between the adjacent epitaxial plates, a plugging plate is rotatably sleeved on the outer side of each positioning rod, a sealing strip is bonded on the edge of each plugging plate, and a tension spring is fixedly connected between the adjacent fixing rods and the plugging plates, and a motor is further fixed on the end face of one side of the cylinder through screws, and the output end of the motor penetrates through the end wall of the cylinder and is fixedly connected with the central rotating shaft.

Preferably, the structure of the plugging plate is matched with that of the wall groove, and both the plugging plate and the wall groove are of arc structures.

Preferably, all correspond the extension spring on shutoff board and the locating lever and seted up the hook groove, the sealing strip is made for the silica gel material.

Preferably, the inclination angle of the fan blades is degree, and a plurality of fan blades are uniformly distributed on the outer wall of the central rotating shaft.

Preferably, the air outlet of the flow guide pipe is tangent to the inner wall of the cylinder.

Preferably, the rotation direction of the fan blade is consistent with the rotational flow direction of the cylinder.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model relates to an energy-saving supersonic speed fan rotates the induced air after the flabellum, and inside external air current can follow tangent entering into the drum of honeycomb duct to can form the whirl in the drum, can effectively reduce the rotational resistance of flabellum, the whirl is through the bell pressurization back, then can form bigger air exhaust pressure in the wind gap position, and the drum outer wall still is provided with densely covered arc wall groove, can effectively increase progressively the air input, has ensured the air-out intensity of fan.

Drawings

Fig. 1 is a side sectional view of the present invention;

FIG. 2 is a sectional view of the structure of the middle wall groove of the present invention;

fig. 3 is a top sectional view of the present invention.

In the figure: 1. a cylinder; 2. a flange ring; 3. a flow guide pipe; 4. a tapered mouth; 5. a tripod; 6. a central rotating shaft; 7. a fan blade; 8. a motor; 9. a wall groove; 10. an epitaxial plate; 11. fixing the rod; 12. a tension spring; 13. a plugging plate; 14. a sealing strip; 15. a partition plate; 16. and (5) positioning the rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: an energy-saving supersonic speed fan comprises a cylinder 1, flange rings 2 are fixedly sleeved on the outer walls of two ends of the cylinder 1, a flow guide pipe 3 is fixedly embedded in one end of the cylinder 1, a conical opening 4 is formed in the inner wall of the other end of the cylinder 1, a triangular frame 5 is fixedly embedded in the inner wall of the conical opening 4, a central rotating shaft 6 is rotatably connected between the triangular frame 5 and the end wall of the cylinder 1, a plurality of fan blades 7 are fixedly connected on the outer wall of one end of the central rotating shaft 6, a plurality of wall grooves 9 are uniformly arranged on the outer wall of the middle part of the cylinder 1, a partition plate 15 is fixedly embedded on the outer side of one end of each wall groove 9, epitaxial plates 10 are fixedly connected on two sides of each wall groove 9 and positioned on the outer wall of the cylinder 1, a fixed rod 11 and a fixed rod 16 are fixedly connected between the adjacent epitaxial plates 10, a plugging plate 13 is rotatably sleeved on the outer side of each positioning rod 16, and sealing strips 14 are bonded on the edges of the plugging plates 13, all fixedly connected with extension spring 12 between adjacent dead lever 11 and shutoff board 13, still the screw fixation has motor 8 on the terminal surface of one side of drum 1, and motor 8's output passes drum 1 end wall and central pivot 6 fixed connection.

Wherein, the structure of shutoff board 13 and the structure looks adaptation of wall groove 9, shutoff board 13 and wall groove 9 all are the arc structure, and the condition that flabellum 7 wall groove 9 leaked out can be avoided to sealing strip 14 for can form the whirl of enough intensity in the drum 1.

Wherein, all seted up the hook groove corresponding extension spring 12 on shutoff board 13 and the locating lever 16, sealing strip 14 is made for the silica gel material, is convenient for with extension spring 12 fixed mounting.

Wherein, the inclination of flabellum 7 is 45 degrees, and a plurality of flabellum 7 evenly distributed is at 6 outer walls of central pivot, and the flabellum 7 inclination of airing exhaust is 45 degrees, can extrude rear side air admission front side more effectively, and the exhaust structure that the flabellum 7 was constituteed can be provided with the multiunit to can strengthen the effect of airing exhaust.

The air outlet of the flow guide pipe 3 is tangent to the inner wall of the cylinder 1, so that when external air flows into the cylinder 1, rotational flow can be formed along the inner wall of the cylinder 1.

The rotating direction of the fan blades 7 is consistent with the rotational flow direction of the cylinder 1, so that the rotating wind resistance of the fan blades 7 can be effectively reduced, and electric energy is saved.

Specifically, when the utility model is used, the motor 8 drives the central rotating shaft 6 to rotate, so that the fan blade 7 rotates at a high speed, the fan blade 7 inclined at 45 degrees can extrude the air at the rear side to circulate forward, thereby reducing the air pressure in the cylinder 1, so that the outside air can enter the cylinder 1 from the guide pipe 3 at a high speed and can circulate spirally along the inner wall of the guide pipe 3 to form a rotational flow effect, the setting of the taper opening 4 can effectively increase the air pressure, thereby leading the rotational flow to reach the fan blade 7 region, having larger pressure intensity, increasing the strength of the air flow, the air input of the guide pipe 3 is limited, when the air pressure in the cylinder 1 is continuously reduced, lower pressure can be formed in the cylinder 1, under the action of air pressure difference, the plugging plate 13 can be pushed open, the tension spring 12 is in a stretching state, the outside air can be cut into the cylinder 1 along the wall groove 9, the air input can be effectively increased, thereby can ensure the air-out intensity of fan.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second", "third", "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby the features defined as "first", "second", "third", "fourth" may explicitly or implicitly include at least one such feature.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The energy-saving supersonic fan is characterized by comprising a cylinder (1), wherein flange rings (2) are fixedly sleeved on outer walls of two ends of the cylinder (1), a flow guide pipe (3) is fixedly embedded in the inner portion of one end of the cylinder (1), a conical opening (4) is formed in the inner wall of the other end of the cylinder (1), a triangular frame (5) is fixedly embedded in the inner wall of the conical opening (4), a central rotating shaft (6) is rotatably connected between the triangular frame (5) and the end wall of the cylinder (1), a plurality of fan blades (7) are fixedly connected on the outer wall of one end of the central rotating shaft (6), a plurality of wall grooves (9) are uniformly formed in the outer wall of the middle of the cylinder (1), a partition plate (15) is fixedly embedded in the outer side of one end of each wall groove (9), and an extension plate (10) is fixedly connected on the outer wall of the cylinder (1) and on two sides of each wall groove (9), adjacent equal fixedly connected with dead lever (11) and locating lever (16) between epitaxial plate (10), the outside of locating lever (16) is all rotated the cover and is equipped with shutoff board (13), shutoff board (13) edge all bonds and has sealing strip (14), and is adjacent equal fixedly connected with extension spring (12) between dead lever (11) and shutoff board (13), it has motor (8) to go back the screw fixation on the side end face of drum (1), the output of motor (8) passes drum (1) end wall and central pivot (6) fixed connection.

2. The energy-saving supersonic blower according to claim 1, wherein: the structure of shutoff board (13) and the structure looks adaptation of wall groove (9), shutoff board (13) and wall groove (9) all are the arc structure.

3. The energy-saving supersonic blower according to claim 1, wherein: all correspond extension spring (12) on shutoff board (13) and locating lever (16) and seted up the hook groove, sealing strip (14) are made for the silica gel material.

4. The energy-saving supersonic blower according to claim 1, wherein: the inclination angle of flabellum (7) is 45 degrees, and is a plurality of flabellum (7) evenly distributed is in central pivot (6) outer wall.

5. The energy-saving supersonic blower according to claim 1, wherein: the air outlet of the flow guide pipe (3) is tangent to the inner wall of the cylinder (1).

6. The energy-saving supersonic blower according to claim 1, wherein: the rotating direction of the fan blades (7) is consistent with the rotational flow direction of the cylinder (1).